Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package in.edu.ssn.servlet; import in.edu.ssn.model.Car; import in.edu.ssn.store.CarStore; import in.edu.ssn.store.CarStoreMock; import java.io.IOException; import java.io.PrintWriter; import java.lang.reflect.Array; import javax.servlet.RequestDispatcher; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.ws.rs.client.Client; import javax.ws.rs.client.ClientBuilder; import javax.ws.rs.client.WebTarget; import org.json.JSONArray; /** * * @author Sasi */ public class BookingServlet extends HttpServlet { /** * Processes requests for both HTTP <code>GET</code> and <code>POST</code> * methods. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=UTF-8"); PrintWriter out = response.getWriter(); try { //Car[] car = new Car[10]; CarStore carStore = new CarStoreMock(); String numplate = request.getParameter("nplate"); String reference1 = request.getParameter("reference"); int content1 = (Integer.parseInt(request.getParameter("content"))); System.out.println(numplate + reference1 + content1); Client client; client = ClientBuilder.newClient(); WebTarget target = client.target( "https://api.idolondemand.com/1/api/sync/addtotextindex/v1?json=%7B%22document%22%3A%7B%22title%22%3A%22" + numplate + "%22%2C%22reference%22%3A%22" + reference1 + "%22%2C%22content%22%3A%22" + content1 + "%22+%7D%7D&index=parkinglot&additional_metadata=&reference_prefix=&apikey=fa64dd8c-6193-47fd-a4ba-052939805fa4"); String response1 = target.request().get(String.class); org.json.JSONObject jsonObject = new org.json.JSONObject(response1); //JSONArray newJSON = jsonObject.getJSONArray("documents"); String c1n = new String(); //jsonObject = newJSON.getJSONObject(0); c1n = jsonObject.getString("index"); System.out.println(c1n); System.out.println(response); if (!(response1.isEmpty())) { //out.println("Booking confirm"); Car car = new Car(); if (carStore.findAllCars().size() == 10) { RequestDispatcher rd = request.getRequestDispatcher("/error.html"); rd.forward(request, response); } else { car.setCarNumber(numplate); car.setDuration(content1); carStore.create(car); } RequestDispatcher rd = request.getRequestDispatcher("/book.jsp"); rd.forward(request, response); // out.println("<div>"+response1+"<div>"); } else { RequestDispatcher rd = request.getRequestDispatcher("/error.html"); rd.forward(request, response); } /*TODO output your page here. You may use following sample code. out.println("<!DOCTYPE html>"); out.println("<html>"); out.println("<head>"); out.println("<title>Servlet BookingServlet</title>"); out.println("</head>"); out.println("<body>"); out.println(response1); out.println("</body>"); out.println("</html>");*/ } finally { out.close(); } } // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code."> /** * Handles the HTTP <code>GET</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { processRequest(request, response); } /** * Handles the HTTP <code>POST</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { processRequest(request, response); } /** * Returns a short description of the servlet. * * @return a String containing servlet description */ @Override public String getServletInfo() { return "Short description"; }// </editor-fold> }